﻿<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>鼠标拖拽效果</title>
    <style>
        * { margin: 0; padding: 0;}
        .drag-box {
            
        }
    </style>
</head>
<body>
    <div class="drag-box">
        <h2>我是标题</h2>
        <div class="content">
            内容区域
        </div>
    </div>
</body>
</html>